ES2137299T3 - Elementos de guia y de estanqueidad moldeados por inyeccion sobre piezas sinterizadas para amortiguador de choques. - Google Patents

Elementos de guia y de estanqueidad moldeados por inyeccion sobre piezas sinterizadas para amortiguador de choques.

Info

Publication number
ES2137299T3
ES2137299T3 ES94117572T ES94117572T ES2137299T3 ES 2137299 T3 ES2137299 T3 ES 2137299T3 ES 94117572 T ES94117572 T ES 94117572T ES 94117572 T ES94117572 T ES 94117572T ES 2137299 T3 ES2137299 T3 ES 2137299T3
Authority
ES
Spain
Prior art keywords
injection
guide
shock absorber
sealing elements
sintered parts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES94117572T
Other languages
English (en)
Inventor
Antonio Casellas
Ewald Dipl-Ing May
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GKN Sinter Metals GmbH
Original Assignee
GKN Sinter Metals GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GKN Sinter Metals GmbH filed Critical GKN Sinter Metals GmbH
Application granted granted Critical
Publication of ES2137299T3 publication Critical patent/ES2137299T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
    • C09K3/1006—Materials in mouldable or extrudable form for sealing or packing joints or covers characterised by the chemical nature of one of its constituents
    • C09K3/1009—Fluorinated polymers, e.g. PTFE
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
    • C09K3/1006—Materials in mouldable or extrudable form for sealing or packing joints or covers characterised by the chemical nature of one of its constituents
    • C09K3/1012—Sulfur-containing polymers, e.g. polysulfides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/3207—Constructional features
    • F16F9/3214—Constructional features of pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/36—Special sealings, including sealings or guides for piston-rods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Fluid-Damping Devices (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Reciprocating Pumps (AREA)

Abstract

LA INVENCION SE REFIERE A UNA GUIA (9) DE VASTAGOS DE EMBOLO Y EMBOLOS (6) DE AMORTIGUACION DE GOLPES CON UN CUERPO (12,15) BASICO A BASE DE METAL DE SINTERIZADO CON ELEMENTOS (11,14) DE JUNTA, DE GUIA Y DESLIZANTES, QUE SE APLICAN DIRECTAMENTE SOBRE LAS ZONAS DEL CUERPO (12,15) BASICO DE METAL DE SINTERIZADO QUE PORTAN ESTOS ELEMENTOS (11,14), SIENDO APLICADOS MEDIANTE FUNDICION DE INYECCION. LA MASA DE FUNDICION DE INYECCION SE COMPONE DE UN POLIMERO QUE CONTIENE UN MATERIAL DE RELLENO QUE MUESTRA PROPIEDADES DESLIZANTE, MINERAL A PARTIR DEL GRUPO DE POLIMEROS DE FLUOR, SULFURO DE POLIFENILENO, CETONA DE ETER POLIARIL, RESINA DE FORMALDEHIDO DE FENOL.
ES94117572T 1993-12-18 1994-11-08 Elementos de guia y de estanqueidad moldeados por inyeccion sobre piezas sinterizadas para amortiguador de choques. Expired - Lifetime ES2137299T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4343428A DE4343428A1 (de) 1993-12-18 1993-12-18 Spritzgegossene Führungs- und Dichtelemente an Sinterteilen für Stoßdämpfer

Publications (1)

Publication Number Publication Date
ES2137299T3 true ES2137299T3 (es) 1999-12-16

Family

ID=6505501

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94117572T Expired - Lifetime ES2137299T3 (es) 1993-12-18 1994-11-08 Elementos de guia y de estanqueidad moldeados por inyeccion sobre piezas sinterizadas para amortiguador de choques.

Country Status (3)

Country Link
EP (1) EP0658611B1 (es)
DE (2) DE4343428A1 (es)
ES (1) ES2137299T3 (es)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2124111B1 (es) * 1994-11-15 1999-08-16 Sintermetal Sa Conjunto de embolo y guia de su vastago para amortiguadores hidraulicos.
DE19539616A1 (de) * 1995-10-25 1997-04-30 Suspa Compart Ag Mit Fluid gefüllte Zylinder-Kolbenstangen-Einheit, insbesondere Gasfeder
DE19636202C2 (de) * 1996-09-06 1999-12-30 Stabilus Gmbh Führungsbuchse für teleskopisch ineinander verschiebbare Teile
DE19707633C1 (de) * 1997-02-26 1998-07-09 Mannesmann Sachs Ag Dichtung zwischen zwei axialen Bauteilen
DE19822805C2 (de) * 1998-05-20 2000-08-31 Ro Ra Vertriebs Ges M B H Dichtungsanordnung
DE19847343A1 (de) 1998-10-14 2000-04-20 Gkn Sinter Metals Holding Gmbh Kolben mit druckabhängiger Dichtwirkung für eine Kolben-Zylinder-Anordnung, insbesondere Stoßdämpferkolben
DE19847341A1 (de) 1998-10-14 2000-04-20 Gkn Sinter Metals Holding Gmbh Kolben für eine Kolben-Zylinder-Anordnung, insbesondere Stoßdämpferkolben
DE19847342A1 (de) 1998-10-14 2000-08-17 Gkn Sinter Metals Holding Gmbh Kolben mit Stützstegen für eine Kolben-Zylinder-Anordnung, insbesondere Stoßdämpferkolben
ES2230904T3 (es) 1998-12-04 2005-05-01 Trelleborg Sealing Solutions Denmark A/S Piston o embolo y metodo para su fabricacion.
US6305266B1 (en) 1998-12-04 2001-10-23 W.S. Shamban Europa A/S Piston or plunger and a method for making the same
US6464053B1 (en) 1999-07-26 2002-10-15 Tenneco Automotive Operating Company, Inc. Single piece piston
US6513811B1 (en) * 1999-09-02 2003-02-04 Illinois Tool Works Inc. Air damper with graphite coated lip seal
US6726219B2 (en) 1999-09-02 2004-04-27 Illinois Tool Works Inc. Air damper with graphite coated lip seal
DE10039764A1 (de) * 2000-08-16 2002-02-28 Volkswagen Ag Kolben für einen Stoßdämpfer
DE10108246A1 (de) * 2001-02-21 2002-09-19 Gkn Sinter Metals Gmbh Kolben mit Stützstegen für eine Kolben-Zylinder-Anordnung, insbesondere Stoßdämpferkolben
DE10245404A1 (de) * 2002-09-28 2004-04-08 Gkn Sinter Metals Gmbh Pulvermetallurgisch hergestellter Kolbenkörper mit Stützstegen und Verfahren zu seiner Herstellung
CN100337049C (zh) * 2004-02-23 2007-09-12 沈阳东岳液压工程有限公司 一种用于大型设备防冲击振动的微分动压反馈装置
DE102006056519A1 (de) * 2006-11-30 2008-06-05 Robert Bosch Gmbh Kolben für einen durch Druckluft betätigbaren Arbeitszylinder
DE102007036017A1 (de) * 2007-07-30 2009-02-19 Gkn Sinter Metals Holding Gmbh Kolben für eine Kolben-Zylinder-Anordnung und Herstellungsverfahren
DE102008002325A1 (de) * 2008-06-10 2009-12-17 Zf Friedrichshafen Ag Dichtelment zur Abdichtung eines Kolbens
DE102014203077A1 (de) * 2014-02-20 2015-08-20 Zf Friedrichshafen Ag Trennkolben für einen Schwingungsdämpfer
DE102015210078A1 (de) * 2015-06-01 2016-12-01 Thyssenkrupp Ag Schwingungsdämpfer mit Zuganschlag
CN107876755A (zh) * 2017-12-25 2018-04-06 宁波市江北吉铭汽车配件有限公司 一种减震器活塞杆及其制备方法
DE102018204465A1 (de) * 2018-03-23 2019-09-26 Zf Friedrichshafen Ag Kolbenstangenführung
DE102019215159B4 (de) 2019-10-02 2024-04-18 Robert Bosch Gmbh Stellkolben und Verstelleinrichtung
US11578777B2 (en) * 2019-10-11 2023-02-14 DRiV Automotive Inc. Sintered metal rod guide assembly for monotube shock absorber
CN112475323B (zh) * 2020-11-25 2022-01-07 北京星航机电装备有限公司 一种金属3d打印机成形缸系统
CN116221332A (zh) * 2023-04-11 2023-06-06 临沂天一减震器有限公司 一种汽车悬架用筒式减震器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56103268A (en) * 1980-01-22 1981-08-18 Nippon Valqua Ind Ltd Packing
DE8120842U1 (de) * 1981-07-16 1982-04-15 Schunk & Ebe Gmbh, 6301 Heuchelheim Kolbenstangenführung aus Sintermetall für Stoßdämpfer
JPS5940066A (ja) * 1982-08-31 1984-03-05 Daikin Ind Ltd 耐潤滑油性シ−ル材
JPS60141743A (ja) * 1983-12-28 1985-07-26 Uchiyama Mfg Corp 軸受用密封材の材料組成物
JPS60245659A (ja) * 1984-05-22 1985-12-05 Eagle Ind Co Ltd ポリ四フツ化エチレン樹脂系摺動材
JPS6182072A (ja) * 1984-09-28 1986-04-25 Nok Corp 緩衝器用ピストン及びその製造方法並びに製造装置
JPS61221254A (ja) * 1985-03-26 1986-10-01 Nok Corp 摺動部用材料
JPS6215280A (ja) * 1985-07-12 1987-01-23 Nippon John Kureen Kk リツプシ−ル材
DE3532706A1 (de) * 1985-09-13 1987-03-19 Kolbenschmidt Ag Fuehrungsbuchse
JPH0374681A (ja) * 1989-08-11 1991-03-29 Nippon Seiko Kk シリンダ用ピストン
JP3226991B2 (ja) * 1991-12-25 2001-11-12 エヌティエヌ株式会社 オイルシールリング
JP3261748B2 (ja) * 1992-07-08 2002-03-04 エヌオーケー株式会社 フッ素樹脂組成物

Also Published As

Publication number Publication date
DE59408727D1 (de) 1999-10-14
EP0658611A1 (de) 1995-06-21
DE4343428A1 (de) 1995-06-22
EP0658611B1 (de) 1999-09-08

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